Tag: coldest weather record

Ontario’s Coldest Temperature Revisited: Setting the Record Straight

– By Bryan Smith –

How accurate are Canada’s weather records? The case of Ontario’s all-time record low temperature casts some doubt.

Canadians have free access to one of the most extensive climate databases in the world with data going back to 1840. However, despite efforts to quality-assure this data, suspicious values emerge from time to time among the millions of archived observations. The reasons for the occurrence of inaccurate data are numerous,

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